Australian Biological Resources Study
Checklist of the Lichens of Australia and its Island Territories | ||
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References | ||
Alectoria nigricans (Ach.) Nyl. | ||
Lich. Scand. 71 (1861) Cornicularia ochroleuca var. nigricans Ach., Lich. Univ. 615 (1810). T: Lappland; lecto: H-Ach, n.v., fide D.L.Hawksworth, Lichenologist 5 (1972). |
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Thallus mostly decumbent, straggling, intricately branched and entangled, dying at base, yellowish to pale fawn, mottled blackened in uppermost, exposed parts, sometimes ±pinkish at base. Major branches 1–1.5 mm diam. at base, tapering; apices acute; pseudocyphellae conspicuous, elongate to fissurine, white. Apothecia usually 1.5–4.0 mm diam. Ascospores 30–41 × 20–23 µm (after Brodo & Hawksworth, 1977; not seen in Australian specimens). CHEMISTRY: alectorialic acid (major). | ||
Rare in Tas. and N.S.W., occurring on small shrubs, peaty soil and rocks in alpine heathland on the highest mountain peaks. Bipolar. | ||
Kantvilas (1992a) |
Checklist Index |
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References |
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